The Value of a Recommendation: The Role of Social Ties in Social Recommender Systems.
Oliver OechsleinThomas HessPublished in: HICSS (2014)
Keyphrases
- recommender systems
- social ties
- social interaction
- collaborative filtering
- social networks
- human mobility
- online social networks
- social relationships
- trust aware
- link prediction
- recommendation algorithms
- active user
- user preferences
- recommendation systems
- online learning communities
- cold start problem
- personalized recommendation
- matrix factorization
- social behavior
- recommendation quality
- user profiles
- rating prediction
- cold start
- micro level
- user generated content
- location prediction
- personal preferences
- user model
- product recommendation
- social media
- data sparsity
- user interests
- user ratings
- social network analysis
- online communities
- online forums
- social influence
- social networking sites